Surf Forecasts:
How big are the waves at Porth Ceriad today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 3.5ft (1.1m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 7.5ft (2.3m), 7s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 8ft (2.4m), 7s period with SW swell.
The current surf forecast for Porth Ceriad at 1AM is: 1.6m 6s primary swell from a West direction (forecast issued at 06:00pm September 17). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3.5ft (1.1m) | 5s |
| Afternoon (18 Sep) | 7.5ft (2.3m) | 7s |
| Evening (18 Sep) | 8ft (2.4m) | 7s |
Table - waves today at Porth Ceriad. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Fri afternoon. Very mild (max 17°C on Fri night, min 13°C on Sat night). Winds decreasing (near gales from the SW on Fri afternoon, light winds from the W by Sun morning). | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | WSW 8 | WSW 7 | WSW 8 | WSW 7 | WSW 4 |
Wave Graph  | |||||||||||||||||||
 kJ | 160 | 152 | 152 | 157 | 117 | 92 | 60 | 202 | 600 | 671 | 640 | 598 | 689 | 703 | 452 | 263 | 199 | 164 | 73 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross |
High Tide | 00:57AM3.28m | 1:15PM3.17m | 1:45AM2.89m | 2:13PM2.85m | |||||||||||||||
Low Tide | 7:13PM1.16m | 7:27AM1.41m | 8:05PM1.45m | 8:28AM1.66m | 9:31PM1.65m | ||||||||||||||
 |  |  |  | |  | | |  | |  | | | |  | | | | | |
 | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | 7:29 | — | — | — | — | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:24 | — |
mm | — | — | — | — | — | — | — | — | 4 | 2 | — | — | — | — | 1 | — | — | — | — |
Temp °C | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 16 | 17 | 16 | 17 | 16 | 16 | 17 | 17 | 15 |
Feels °C | 9 | 9 | 8 | 7 | 8 | 9 | 8 | 6 | 6 | 8 | 8 | 10 | 9 | 11 | 11 | 11 | 11 | 13 | 9 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | NW 5 | NW 5 | — | — | — | — | — | — | — | W 16 | — | — | W 14 |
| kJ | — | — | — | — | — | — | 14 | 4 | — | — | — | — | — | — | — | 5 | — | — | 4 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 6 | W 6 | W 6 | W 6 | W 6 | W 5 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | WSW 8 | WSW 7 | WSW 8 | WSW 7 | WSW 4 |
| kJ | 160 | 152 | 152 | 157 | 117 | 92 | 60 | 202 | 600 | 671 | 640 | 598 | 689 | 703 | 452 | 263 | 199 | 164 | 73 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 494 | 494 | 141 | 126 | 295 | 320 | 298 | 373 | 373 | 303 | 373 | 460 | 460 | 448 | 262 | 262 | 262 | 3 | 241 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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